// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

/**
 * @final
 */
export class CsrfTokenService {
  /**
   * @param {!angular.$http} $http
   * @ngInject
   */
  constructor($http) {
    /** @private {!angular.$http} */
    this.http_ = $http;
  }

  /**
   * Get a CSRF token for an action you want to perform
   * @param {string} action to get token for
   * @returns {!angular.$q.Promise}
   */
  getTokenForAction(action) {
    return this.http_.get(`api/v1/csrftoken/${action}`)
        .then(
            /** !angular.$http.Response<backendApi.CsrfToken>*/ (obj) => obj.data.token);
  }
}
